| Business | Phone |
| Vermont Firmware Corp 109 Field Green Dr, Colchester 5446 | (802) 872-8090 |
| Bernard Kessler & Assoc 5 Creek Gln, Colchester 5446 | (802) 879-3375 |
| Vector New England Inc 463 Mountain View Dr, Colchester 5446 | (802) 655-6001 |
| Competitive Computing 354 Mountain View Dr 400, Colchester 5446 | (802) 764-1700 |
| Custom Software Design 21 Bissette Dr, Colchester 5446 | (802) 863-0566 |
| Global Works Systems 441 Watertower Cir 200, Colchester 5446 | (802) 846-2550 |
| Green Mountain Software Corp 49 Thayer Bay Cir, Colchester 5446 | (802) 865-2728 |